Rationalize the Denominator $\frac{4}{\sqrt{19}}$ A) 365

B) $4 \sqrt{19}$ C) $\frac{16 \sqrt{19}}{19}$

Multiple Choice

Rationalize the denominator. Assume that all variables represent positive real numbers.
- $\frac{4}{\sqrt{19}}$

A) 365

B) $4 \sqrt{19}$

C) $\frac{16 \sqrt{19}}{19}$

D) $\frac{4 \sqrt{19}}{19}$